Perpetual Calendar is an application built on the basis of data from many experts. Calendar has a lot of nice and useful features for users. The application is well researched with a beautiful interface design that is friendly and easy to use for people of all ages. The lunar dates in the lunar calendar are accurate and give you useful tips for each day. The interface helps you quickly recognize which day is the zodiac and the black day. For your clear understanding of the features we list it be